A randomized 25 question test from a pool of 761 questions, good luck!
Communication that is wireless in a SCADA system is common. Which of the communication methods below would be best defined as one that is limited to 10 km or less?
In a DCS, there is a controller scan cycle priority that should have enough time to execute all tasks. Which of the answers below represents the about of free time for a loaded DCS controller to function?
The biggest register that Modbus supports is 16-bit. Which of the terms below is used for the process to support 32-bit data?
SCADA control systems are similar to other control system, but the components for a SCADA system vary slightly. Which of the components below would be designed to reduce transmission of historical data?
In a motor control function block program, conditional block are used. Which of the answers below is best described as a condition that must be TRUE before a device can be activated?
There are several different ways to let an operator know about an alarm in any HMI. Which of the answers below would best be described as a flashing alarm?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to read the input status of coils on a slave device ?
The numerous tasks that are accomplished at the same time in a DCS, is a result of the configured software programs that it has . Which of the software programs below will governed by IEC-61804-2?
The wired Ethernet transmission standards are defined by the OSI model layers. Which of the answers below is one of those defining layers?
In the protocol specifications of Modbus, there are only four types of registers that can be accessed by the master. Which of the answers below expresses the register size and permissions of an input register?
Software for programming or configuration is an integral part of any HMI. Which of the interfaces below can be best described as where the bulk of the GUI applications are configured?
The field instrument to PLC communication is best defined by which of the answers below?
Digital signals are, either specific or transitory, voltage levels represent states of logic. Which of the signal encoding methods below uses voltage levels to represent logic states?
Which of the cable types below is not generally used for DeviceNet segments?
Which of the signal transmission systems below best describes the operation of an Ethernet cord?
Every network interface must have a physical address in an Ethernet network. Which of the network components below contains these addresses?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to request the content of the slaves holding registers # 40108?
RS-232 to USB is the best example of which of the following converters?
There are several advanced alarm methods available that provide a greater level of functionality. Which of the methods below makes adjustments to alarms attributes using a processes operating state to be the basis for modifications to an alarm using advanced logic?
Which of the signalling methods best describes the one used by DeviceNet?
Which of the terms below is not used to deliver power and data to all devices connected to an H1 transmission segment? Choose the answer below that best applies.
There are numerous function block modes which are permitted. Which of the modes below is best described as the mode the function block is currently in?
Which of the Hart access methods below can be best described as one that field devices must be instructed by a controller module to preform any action?
Which error check method is best described as an industry standard fieldbus protocol?
In Modbus, data is read, and written in various memory ranges. Which of the answers below best represents the data type that a coils would use?